Home / 92,023.74-138,031.65-28,842.57

Finding the Fourth Proportional to 92,023.74, 138,031.65 and 28,842.57

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Solution

The fourth proportional to 92,023.74, 138,031.65 and 28,842.57 is: 43,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,023.74 : 138,031.65 = 28,842.57 : x
  2. Step 2: Convert to fraction form
    92,023.74/138,031.65 = 28,842.57/x
  3. Step 3: Cross multiply
    92,023.74x = 138,031.65 × 28,842.57
  4. Step 4: Simplify right side
    92,023.74x = 3,981,187,527.34
  5. Step 5: Solve for x
    x = 3,981,187,527.34/92,023.74
  6. Step 6: Final answer
    x = 43,262.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.